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D-(-)-Menthol can be isolated from the peppermint plant and is responsible for the characteristic flavor and taste of peppermint. The structure of (-)-menthol is
1. during an acid-base titration 23.3 ml of hcl completely neutralized 19.5 ml of potassium hydroxide 0.315 m.
Calculate the wavelength (in picometers) associated with hydrogen atom moving at a speed of 3.13 x 10^3 cm/s
Estimate the value of the equilibrium constant at 685 K for each of the following reactions. Delta H and S for BrCl(g) is 14.6 kJ/mol and 240.0 J/ mol * K, respectively. 2 NO_2(g) > N_2O_4(g.
In a reaction, 82.00 g of sodium reacts with 74.00 g of ferric oxide to form sodium oxide and iron metal. Calculate the mass of solid iron produced
What is the de Broglie wavelength (in nm) associated with a 2.50-g Ping Pong ball traveling 35mph?
The vapor pressure of bromine, Br2(l) at 25°C is 228 mm Hg.If 2.00 g of liquid bromine is used, what is the final pressure in a 2.0 L flask?
Calculate the cell potential for the following reaction as written at 61 °C, given that [Cr2 ] = 0.826 M and [Ni2 ] = 0.0200 M. Cr(s) + Ni ^2+ (aq) --> Cr^2+ (aq) + Ni(s)
Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25celsius, the vapor pressure of the pure benzene is 100.84 torr. what is the vapor pressure of a solution made from dissolving 15.4g of biphenyl in 34.2 o..
Rank the following nitrogen compounds in order of decreasing oxidation number for nitrogen. Rank from highest to lowest oxidation states. N2,NO2,NO2-,NH3,NO^-3,NO
A reaction has a standard free-energy change of -12.30 kJ mol-1 (-2.940 kcal mol-1). Calculate the equilibrium constant for the reaction at 25 °C.
Show the reaction equation for when sodium carbonate is added to acetic acid Show the reaction equation of acetic acid and dilute sulphuric acid. Potassium manganate is also added.
Calculate the enthalpy of the reaction: 2NO(g) + O2(g) --> 2NO2(g) given the following reactions and enthalpies of formation:
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